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Television paragraph

What is television? How is it important? How is it a means of recreation aid amusement? How can we witness games through television? How can...

Engineer Simple

Traffic Jam

What is traffic jam? By whom or how is this problem created? At which places of a city or a town does traffic jam usually occur? What things...

Engineer Simple

your visit to a science fair paragraph

What is a science fair? Where the fair was organized that you visited? How many educational institutions did participate in this science fai...

Engineer Simple

our national flag paragraph

What is a national flag? How was our national flag achieved? What ate its size and shape? What is it made of? What ate its colors? What do i...

Engineer Simple

the national memorial paragraph

Where is the National Monument situated? What does it symbolize? Who sacrificed their lives and why? What is the size of the National Monume...

Engineer Simple

Your School Magazine paragraph

What is meant by school magazine? What is the name of your school magazine? How is it published? How are the topics of the magazine selected...

Engineer Simple

Bngladesh Population

Bangladesh Population   Introduction Bangladesh, in full, People’s Republic of Bangladesh, republic of southern Asia, within the northeaster...

Engineer Simple

Optoisolator

Optoisolator An optoisolator (also called optocoupler) is a device that uses light to couple a signal from its input (a photoemitter e.g., a...

Engineer Simple

Photo-diode

Photo-diode   photodiodes-A photo-diode is a reverse-biased silicon or germanium pn junction in which reverse current increases when the jun...

Engineer Simple

photodiodes applications

Applicaton of Photo-diodes   There are a large number of applications of photo-diodes. However, we shall five two applications of photo-diod...

Engineer Simple